Quarterly report pursuant to Section 13 or 15(d)

Roll-forward of Common Stock, Additional Paid-in Capital, Retained Earnings Accounts and Noncontrolling Interest (Detail)

v3.21.2
Roll-forward of Common Stock, Additional Paid-in Capital, Retained Earnings Accounts and Noncontrolling Interest (Detail) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period     $ 657  
Common stock purchases       $ (231)
Common stock purchases, shares 0 0 0 (2,100,000)
Net income attributable to common shareowners $ 2,676 $ 1,768 $ 7,468 $ 2,733
Balance at end of period 10,805   10,805  
Non-Controlling Minority Interest        
Balance at beginning of period 12 14 12 16
Change in non-controlling minority interest 5 (1) 5 (3)
Balance at end of period $ 17 $ 13 $ 17 $ 13
Common stock, cash paid for dividends, per share $ 1.02 $ 1.01 $ 2.04 $ 2.02
Dividends, common stock $ 33 $ 30 $ 113 $ 123
Class A common stock        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period, shares     147,000,000  
Balance at end of period, shares 144,000,000   144,000,000  
Class B common stock        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period, shares     718,000,000  
Balance at end of period, shares 728,000,000   728,000,000  
Common Stock | Class A common stock        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period $ 2 $ 2 $ 2 $ 2
Balance at beginning of period, shares 148,000,000 158,000,000 147,000,000 156,000,000
Stock award plans $ 0 $ 0 $ 0 $ 0
Stock award plans, shares 2,000,000 2,000,000 6,000,000 6,000,000
Common stock issuances     $ 0 $ 0
Common stock issuances, shares     1,000,000 2,000,000
Conversions of class A to class B common stock $ 0 $ 0 $ 0 $ 0
Conversions of Class A to Class B common stock, shares 6,000,000 3,000,000 (10,000,000) (7,000,000)
Balance at end of period $ 2 $ 2 $ 2 $ 2
Balance at end of period, shares 144,000,000 157,000,000 144,000,000 157,000,000
Common Stock | Class B common stock        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period $ 7 $ 7 $ 7 $ 7
Balance at beginning of period, shares 722,000,000 703,000,000 718,000,000 701,000,000
Common stock purchases     $ 0 $ 0
Common stock purchases, shares     0 (2,000,000)
Conversions of class A to class B common stock $ 0 $ 0 $ 0 $ 0
Conversions of Class A to Class B common stock, shares (6,000,000) (3,000,000) (10,000,000) (7,000,000)
Balance at end of period $ 7 $ 7 $ 7 $ 7
Balance at end of period, shares 728,000,000 706,000,000 728,000,000 706,000,000
Additional Paid-In Capital        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period $ 1,049 $ 29 $ 865 $ 150
Common stock purchases     0 (217)
Stock award plans 193 137 223 70
Common stock issuances 87 89 241 252
Balance at end of period 1,329 255 1,329 255
Retained Earnings        
Stockholders Equity Note [Roll Forward]        
Balance at beginning of period 10,748 9,137 6,896 9,105
Net income attributable to common shareowners 2,676 1,768 7,468 2,733
Balance at end of period 12,531 10,032 12,531 10,032
Dividends ($1.02 and $1.01 per share) (1) $ (893) $ (873) (1,831) (1,806)
Other     $ (2) $ 0